Joseph Callen

Joseph Callen is a seasoned professional in information system security with extensive experience spanning several decades. Currently serving as a Senior Principal Information System Security Engineer at ManTech International Corporation since June 2015, Joseph focuses on integrating cyber security requirements into information systems. Prior roles include Information Systems Security Officer at Digital Management, Inc., where responsibilities encompassed analyzing vulnerability assessments for the Defense Intelligence Agency, and Principal Systems Security Engineer at Exelis for the US Army. Joseph’s earlier career involved consulting and leading projects in security and systems engineering at various organizations, including Kforce Technical Staffing and Apptis, along with foundational experience as a Systems Programmer/Analyst in the United States Air Force. Notable educational achievements include participation in a CISSP-ISSEP Boot Camp and completion of studies at the Community College of the Air Force.